2019852975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:877

約数の個数: 96

約数和(自身を含む): 3940890624

約数和(自身を除く): 1921037649

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 75, 105, 129, 131, 175, 215, 301, 393, 525, 645, 655, 683, 903, 917, 1075, 1505, 1965, 2049, 2751, 3225, 3275, 3415, 4515, 4585, 4781, 5633, 7525, 9825, 10245, 13755, 14343, 16899, 17075, 22575, 22925, 23905, 28165, 29369, 39431, 51225, 68775, 71715, 84495, 88107, 89473, 118293, 119525, 140825, 146845, 197155, 205583, 268419, 358575, 422475, 440535, 447365, 591465, 616749, 626311, 734225, 985775, 1027915, 1342095, 1878933, 2202675, 2236825, 2957325, 3083745, 3131555, 3847339, 5139575, 6710475, 9394665, 11542017, 15418725, 15657775, 19236695, 26931373, 46973325, 57710085, 80794119, 96183475, 134656865, 288550425, 403970595, 673284325, 2019852975]

約数ペア:

[(1, 2019852975), (3, 673284325), (5, 403970595), (7, 288550425), (15, 134656865), (21, 96183475), (25, 80794119), (35, 57710085), (43, 46973325), (75, 26931373), (105, 19236695), (129, 15657775), (131, 15418725), (175, 11542017), (215, 9394665), (301, 6710475), (393, 5139575), (525, 3847339), (645, 3131555), (655, 3083745), (683, 2957325), (903, 2236825), (917, 2202675), (1075, 1878933), (1505, 1342095), (1965, 1027915), (2049, 985775), (2751, 734225), (3225, 626311), (3275, 616749), (3415, 591465), (4515, 447365), (4585, 440535), (4781, 422475), (5633, 358575), (7525, 268419), (9825, 205583), (10245, 197155), (13755, 146845), (14343, 140825), (16899, 119525), (17075, 118293), (22575, 89473), (22925, 88107), (23905, 84495), (28165, 71715), (29369, 68775), (39431, 51225)]